package demo1;

public class Test1 {
    public static void main(String[] args) {
        String[] strings = new String[23];
        //strings.length  数组求长度length后面是没有括号的
        System.out.println(strings.length);

        String s = new String("hello");
        //s.length()  字符串length()后面是有括号的


    }
}
